What is the cheapest airline that flies from Seoul Gimpo Intl to Seattle/Tacoma Intl?

EVA Air, Japan Airlines, and ANA are the most popular carriers operating from Seoul Gimpo Intl to Seattle/Tacoma Intl

When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport refresh daily.

How old do you have to be to fly from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$543 Cheap Flights from Seoul Gimpo Intl Airport to Seattle in 2025

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Find the cheapest flights from Seoul Gimpo Intl Airport to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

7:40 am - 2:25 pmGMP-SEA

22h 45m1 stop

4:40 pm - 6:35 pmSEA-GMP

33h 55m1 stop

$911ANA

Find Deal

Thu, Oct 23 - Mon, Oct 27

12:25 pm - 1:20 pmGMP-SEA

17h 55m1 stop

3:40 pm - 11:20 amSEA-GMP

26h 40m1 stop

$914ANA

Find Deal

Thu, Nov 6 - Thu, Nov 13

12:25 pm - 7:16 pmGMP-SEA

23h 51m2 stops

3:45 pm - 11:20 amSEA-GMP

26h 35m1 stop

$925ANA

Find Deal

Mon, Feb 2 - Fri, Feb 6

7:45 am - 1:20 pmGMP-SEA

22h 35m1 stop

4:45 pm - 6:35 pmSEA-GMP

33h 50m1 stop

$926ANA

Find Deal

Wed, Mar 4 - Wed, Mar 11

7:45 am - 1:20 pmGMP-SEA

22h 35m1 stop

4:45 pm - 11:20 amSEA-GMP

26h 35m1 stop

$928ANA

Find Deal

Wed, Mar 4 - Thu, Mar 12

7:45 am - 1:20 pmGMP-SEA

22h 35m1 stop

10:05 am - 10:30 pmSEA-GMP

19h 25m2 stops

$931ANA

Find Deal

Mon, Feb 2 - Mon, Feb 9

7:45 am - 1:20 pmGMP-SEA

22h 35m1 stop

3:45 pm - 6:35 pmSEA-GMP

33h 50m1 stop

$937ANA

Find Deal

Tue, Dec 16 - Mon, Jan 5

7:45 am - 1:20 pmGMP-SEA

22h 35m1 stop

7:12 pm - 11:20 amSEA-GMP

23h 08m2 stops

$938ANA

Find Deal

Tue, Dec 16 - Mon, Jan 5

1:50 pm - 7:30 pmGMP-SEA

21h 40m1 stop

9:15 pm - 6:10 pmSEA-GMP

52h 55m2 stops

$999EVA Air

Find Deal

Fri, Oct 17 - Sat, Oct 18

1:50 pm - 7:30 pmGMP-SEA

21h 40m1 stop

1:30 am - 6:10 pmSEA-GMP

24h 40m1 stop

$1,001EVA Air

Find Deal

Fri, Oct 10 - Sun, Oct 12

ANA flights from Seoul Gimpo Intl Airport to Seattle

Our best ANA deals on Seoul Gimpo Intl Airport to Seattle flight tickets

ANA

Oct 23

GMP7:40 amSeoul Gimpo Intl

22h 45m

1 stop

SEA2:25 pmSeattle/Tacoma Intl

Oct 27

SEA4:40 pmSeattle/Tacoma Intl

33h 55m

1 stop

GMP6:35 pmSeoul Gimpo Intl

$911

Find similar

ANA

Nov 6

GMP12:25 pmSeoul Gimpo Intl

17h 55m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

Nov 13

SEA3:40 pmSeattle/Tacoma Intl

26h 40m

1 stop

GMP11:20 amSeoul Gimpo Intl

$914

Find similar

ANA

Feb 2

GMP12:25 pmSeoul Gimpo Intl

23h 51m

2 stops

SEA7:16 pmSeattle/Tacoma Intl

Feb 6

SEA3:45 pmSeattle/Tacoma Intl

26h 35m

1 stop

GMP11:20 amSeoul Gimpo Intl

$925

Find similar

EVA Air flights from Seoul Gimpo Intl Airport to Seattle

Our best EVA Air deals on Seoul Gimpo Intl Airport to Seattle flight tickets

EVA Air

Oct 17

GMP1:50 pmSeoul Gimpo Intl

21h 40m

1 stop

SEA7:30 pmSeattle/Tacoma Intl

Oct 18

SEA9:15 pmSeattle/Tacoma Intl

52h 55m

2 stops

GMP6:10 pmSeoul Gimpo Intl

$999

Find similar

EVA Air

Oct 10

GMP1:50 pmSeoul Gimpo Intl

21h 40m

1 stop

SEA7:30 pmSeattle/Tacoma Intl

Oct 12

SEA1:30 amSeattle/Tacoma Intl

24h 40m

1 stop

GMP6:10 pmSeoul Gimpo Intl

$1,001

Find similar

EVA Air

Oct 17

GMP1:50 pmSeoul Gimpo Intl

36h 05m

2 stops

SEA9:55 amSeattle/Tacoma Intl

Oct 18

SEA9:15 pmSeattle/Tacoma Intl

52h 55m

2 stops

GMP6:10 pmSeoul Gimpo Intl

$1,077

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Thu 10/23

7:40 am-2:25 pm

1 stop22h 45m

Seattle/Tacoma Intl

Mon 10/27

4:40 pm-6:35 pm

1 stop33h 55m

$911

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Thu 11/6

12:25 pm-1:20 pm

1 stop17h 55m

Seattle/Tacoma Intl

Thu 11/13

3:40 pm-11:20 am

1 stop26h 40m

$914

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Mon 2/2

12:25 pm-7:16 pm

2 stops23h 51m

Seattle/Tacoma Intl

Fri 2/6

3:45 pm-11:20 am

1 stop26h 35m

$925

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Wed 3/4

7:45 am-1:20 pm

1 stop22h 35m

Seattle/Tacoma Intl

Wed 3/11

4:45 pm-6:35 pm

1 stop33h 50m

$926

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Wed 3/4

7:45 am-1:20 pm

1 stop22h 35m

Seattle/Tacoma Intl

Thu 3/12

4:45 pm-11:20 am

1 stop26h 35m

$928

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Mon 2/2

7:45 am-1:20 pm

1 stop22h 35m

Seattle/Tacoma Intl

Mon 2/9

10:05 am-10:30 pm

2 stops19h 25m

$931

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Tue 12/16

7:45 am-1:20 pm

1 stop22h 35m

Seattle/Tacoma Intl

Mon 1/5

3:45 pm-6:35 pm

1 stop33h 50m

$937

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Tue 12/16

7:45 am-1:20 pm

1 stop22h 35m

Seattle/Tacoma Intl

Mon 1/5

7:12 pm-11:20 am

2 stops23h 08m

$938

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Fri 10/17

1:50 pm-7:30 pm

1 stop21h 40m

Seattle/Tacoma Intl

Sat 10/18

9:15 pm-6:10 pm

2 stops52h 55m

$999

SeoulSeattle

GMP - SEA

GMPSEA

Seoul Gimpo Intl

Fri 10/10

1:50 pm-7:30 pm

1 stop21h 40m

Seattle/Tacoma Intl

Sun 10/12

1:30 am-6:10 pm

1 stop24h 40m

$1,001

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Seoul Gimpo Intl Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $787. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Seoul Gimpo Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $981.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Seoul Gimpo Intl Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $828 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $922. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Seoul Gimpo Intl Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul Gimpo Intl Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seoul Gimpo Intl Airport to Seattle (GMP to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul Gimpo Intl Airport to Seattle

Direct flights	None

There are no direct flights from Seoul Gimpo Intl Airport to Seattle. There are no popular flight routes from Seoul Gimpo Intl Airport to Seattle.

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How far is Seoul Gimpo Intl to Seattle/Tacoma Intl by plane?
The distance between Seoul Gimpo Intl and Seattle/Tacoma Intl is about 5173.4 mi. In terms of flight time, this usually takes a little over 17h 45m.
When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport refresh daily.
How old do you have to be to fly from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul Gimpo Intl Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Leavenworth

Tacoma

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Federal Way

Kirkland

Lakewood

Tukwila

Centralia

Shoreline

Fife

Cle Elum

Redmond

Westport

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seoul to Seattle with flexible booking policies on momondo?

Flights from Seoul to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seoul to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Seattle.

I’m not ready to book a flight from Seoul to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Seoul and alert you when they change.